a WGBH production in association with the British Broadcasting Corporation for Nova ; written and presented by David McCullough ; produced and directed by Carl Charlson
produced and directed by Mark Anderson and Charles Bruce ; a coproduction by WGBH/Boston and Brook Associates in association with the BBC and Canal Plus
produced by Singing Nomads in association with International Broadcasting Trust for BBC and ABC-TV ; director and writer, Sally Ingleton ; producers, Sally Ingleton and Denise Patience